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Cisco VG224 Software Guide - Page 37

show running-config, show startup-config, copy running-config startup-config

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Chapter 4 Configuring Voice over IP Where to Go Next Step 10 The results of the show running-config and show startup-config commands differ from each other if you have made changes to the configuration, but have not yet written them to NVRAM. To write your changes to NVRAM, making them permanent, enter the copy running-config startup-config command at the enable prompt: Router# copy running-config startup-config Building configuration. . . [OK] Router# The Cisco VG224 is now configured to boot in the new configuration. Where to Go Next For further information on VoIP configuration procedures and debug commands, refer to the following: • Cisco IOS Voice Configuration Library. OL-5005-01 Cisco VG224 Voice Gateway Software Configuration Guide 4-3

Section	Page
Cisco VG224 Voice Gateway Software Configuration Guide	1
Contents	3
Preface	7
Objectives	7
Audience	7
Document Organization	8
Related and Referenced Documents	8
To Access Online User Documentation (PDF and HTML Formats)	8
Access User Documentation on the Documentation CD-ROM (HTML format only)	8
Obtaining Documentation	10
Cisco.com	10
Documentation CD-ROM	10
Ordering Documentation	10
Documentation Feedback	11
Obtaining Technical Assistance	11
Cisco TAC Website	11
Opening a TAC Case	11
TAC Case Priority Definitions	12
Obtaining Additional Information	12
Understanding Interface Numbering and Cisco IOS Software Basics	15
Identifying the Cisco VG224	15
Port Numbering Conventions	16
Understanding Cisco IOS Software Basics	17
Getting Help	17
Command Modes	17
Undoing a Command or Feature	18
Saving Configuration Changes	19
Upgrading to a New Cisco IOS Release	19
Cisco VG224 Deployment Scenario	19
Where to Go Next	19
Using the setup Command	21
Before Starting Your Cisco VG224	21
Using the setup Command	22
Configuring Global Parameters	22
Configuring Controller and Interface Parameters	25
Configuring Fast Ethernet and Serial Interface Parameters	25
Fast Ethernet Interface Configuration	26
Completing the Configuration	26
Where to Go Next	27
Configuring with the Command-Line Interface	29
Configuring the Host Name and Password	30
Verifying the Host Name and Password	31
Configuring Fast Ethernet Interfaces	32
Saving Configuration Changes	33
Where to Go Next	33
Configuring Voice over IP	35
Prerequisites	35
Configuring the Voice Interface	35
Where to Go Next	37
Cisco VG224 Configuration Example	39
Formatting the Compact Flash Memory Cards	43
Formatting Procedures for Compact Flash Memory Cards	43
Formatting Procedures	43
Determining the File System on a Compact Flash Memory Card	43
External Card with Class B Flash File System	44
External Card with Class C Flash File System	44
Internal Card with Class B Flash File System	44
Internal Card with Class C Flash File System	45
Formatting Compact Flash Memory as a Class B Flash File System	45
Formatting Compact Flash Memory as a Class C File System	46
File and Directory Operations	46
Operations for Use with Class B Flash File System	46
Operations for Use with Class C Flash File System	49
File Operations for Class C Flash File System	49
Directory Operations for Class C Flash File System	52
Using the ROM Monitor	55
Entering the ROM Monitor Mode	55
Configuring	56
Verifying	56
ROM Monitor Commands	56
ROM Monitor Syntax Conventions	57
Command Descriptions	57
Debugging Commands	59
Configuration Register Commands	59
Using the show rom-monitor command	60
Using the upgrade rom-monitor Command	61
Recovering Boot and System Images	62
Using the xmodem Command	62